What is a Blockchain? Why is it so popular? How it can (revolutionise) the world?

What is a Blockchain? What is a Blockchain?– A blockchain is basically like a distributed ledger which stores the database of assets and transactions done across a peer to peer network. You can think of a blockchain as an open infrastructure that can store various types of assets. Let me take this to a simpler level that “What is a Blockchain?“. Imagine you have to make a transaction of $10 from…